What does it mean for an ordered pair to be a solution of a linear equation?

An ordered pair (x, y) is a solution if substituting x and y into the equation makes it true.

What is the quadratic formula?

The quadratic formula is $$x = \frac{-b \pm \sqrt{b^2 - 4ac}}{2a}$$ for solving quadratic equations of the form $$ax^2 + bx + c = 0$$ .

What is the discriminant in a quadratic equation?

The discriminant is $$b^2 - 4ac$$ and determines the nature of the roots.

What is the probability formula for independent events?

The probability of independent events A and B occurring is $$P(A) \times P(B)$$ .

What is the difference between a rational and an irrational number?

A rational number can be expressed as a fraction $$\frac{a}{b}$$ , while an irrational number cannot be expressed as a simple fraction.

What is the process of simplifying an expression?

Simplifying an expression involves combining like terms and reducing fractions to their simplest form.

What is a spinner in probability?

A spinner is a device divided into sections, each representing a different outcome, used to demonstrate probability.

What does it mean to solve an equation?

To solve an equation means to find the value(s) of the variable(s) that make the equation true.

TSIA2 Review 2 Flashcards

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15 questions

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1.

FLASHCARD QUESTION

Front

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k = 2

2.

FLASHCARD QUESTION

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Back

4t = -18

3.

FLASHCARD QUESTION

Front

Back

x = -7 and x = 4

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